280820176

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:561

約数の個数: 120

約数和(自身を含む): 694643040

約数和(自身を除く): 413822864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 59, 91, 98, 104, 112, 118, 182, 196, 208, 236, 364, 392, 413, 467, 472, 637, 728, 767, 784, 826, 934, 944, 1274, 1456, 1534, 1652, 1868, 2548, 2891, 3068, 3269, 3304, 3736, 5096, 5369, 5782, 6071, 6136, 6538, 6608, 7472, 10192, 10738, 11564, 12142, 12272, 13076, 21476, 22883, 23128, 24284, 26152, 27553, 37583, 42497, 42952, 45766, 46256, 48568, 52304, 55106, 75166, 84994, 85904, 91532, 97136, 110212, 150332, 169988, 183064, 192871, 220424, 297479, 300664, 339976, 358189, 366128, 385742, 440848, 594958, 601328, 679952, 716378, 771484, 1189916, 1350097, 1432756, 1542968, 2379832, 2507323, 2700194, 2865512, 3085936, 4759664, 5014646, 5400388, 5731024, 10029292, 10800776, 17551261, 20058584, 21601552, 35102522, 40117168, 70205044, 140410088, 280820176]

約数ペア:

[(1, 280820176), (2, 140410088), (4, 70205044), (7, 40117168), (8, 35102522), (13, 21601552), (14, 20058584), (16, 17551261), (26, 10800776), (28, 10029292), (49, 5731024), (52, 5400388), (56, 5014646), (59, 4759664), (91, 3085936), (98, 2865512), (104, 2700194), (112, 2507323), (118, 2379832), (182, 1542968), (196, 1432756), (208, 1350097), (236, 1189916), (364, 771484), (392, 716378), (413, 679952), (467, 601328), (472, 594958), (637, 440848), (728, 385742), (767, 366128), (784, 358189), (826, 339976), (934, 300664), (944, 297479), (1274, 220424), (1456, 192871), (1534, 183064), (1652, 169988), (1868, 150332), (2548, 110212), (2891, 97136), (3068, 91532), (3269, 85904), (3304, 84994), (3736, 75166), (5096, 55106), (5369, 52304), (5782, 48568), (6071, 46256), (6136, 45766), (6538, 42952), (6608, 42497), (7472, 37583), (10192, 27553), (10738, 26152), (11564, 24284), (12142, 23128), (12272, 22883), (13076, 21476)]